中文说明：
使用matlab语言，用7种方法绘制立方体，有详细说明和配图。对于了解matlab三维绘图的基本语句有借鉴作用。初学者非常适合。
English Description：
Using MATLAB language, seven methods are used to draw the cube, with detailed description and drawings. It can be used for reference to understand the basic sentences of MATLAB 3D drawing. Very suitable for beginners